1284278300140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{65591333}}^1$

素因数の和:65591442

約数の個数: 48

約数和(自身を含む): 2975222910240

約数和(自身を除く): 1690944610100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 89, 110, 178, 220, 356, 445, 890, 979, 1780, 1958, 3916, 4895, 9790, 19580, 65591333, 131182666, 262365332, 327956665, 655913330, 721504663, 1311826660, 1443009326, 2886018652, 3607523315, 5837628637, 7215046630, 11675257274, 14430093260, 23350514548, 29188143185, 58376286370, 64213915007, 116752572740, 128427830014, 256855660028, 321069575035, 642139150070, 1284278300140]

約数ペア:

[(1, 1284278300140), (2, 642139150070), (4, 321069575035), (5, 256855660028), (10, 128427830014), (11, 116752572740), (20, 64213915007), (22, 58376286370), (44, 29188143185), (55, 23350514548), (89, 14430093260), (110, 11675257274), (178, 7215046630), (220, 5837628637), (356, 3607523315), (445, 2886018652), (890, 1443009326), (979, 1311826660), (1780, 721504663), (1958, 655913330), (3916, 327956665), (4895, 262365332), (9790, 131182666), (19580, 65591333)]